[Chicago]Field Museum of Natural History, 1967.

[Chicago]Field Museum of Natural History, 1967.

Chicago, 1941.

Chicago: Chicago Natural History Museum, 1958.

[Chicago]Field Museum of Natural History, 1968.

[Chicago]Chicago Natural History Museum, 1964.

Chicago, Chicago Natural History Museum, 1962.

[Chicago]Chicago Natural History Museum, 1948.

[Chicago]Chicago Natural History Museum, 1961.

Chicago: Chicago Natural History Museum, 1952.

[Chicago]Chicago Natural History Museum, 1951.

[Chicago]Chicago Natural History Museum, 1949.

Chicago, Ill.: Field Museum of Natural History, [1982]

Cambridge, Mass.: Obtainable from Bird Dept., Museum of Comparative Zoology, Harvard University, 1991.

Cambridge, Mass.: Bird Dept., Museum of Comparative Zoology, Harvard University, 1983.

Cambridge, Mass.: Obtainable from Bird Dept., Museum of Comparative Zoology, Harvard University, 1985.